Two satellites S1 and S2 revolve round a...

Two satellites S1 and S2 revolve round a planet in coplanar circular orbits in the same sense. TI1eir periods of revolution are 2 hours and 16 hours respectively. If the radius of the orbit of `S_1` is `10^4`, then the radius of the orbit of `S_2` is

`8xx10^4` Km

`2xx10^4` Km

`16xx10^4` Km

`4xx10^4` km

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